Issued Patents All Time
Showing 51–75 of 78 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8165522 | Method and apparatus for providing touch and play (TAP)—based service and system using the method and apparatus | Duck-Gun Park, Chang Hee Hyoung, Jin-Bong Sung, Jung Hwan Hwang, Jin Kyung Kim | 2012-04-24 |
| 8165236 | Human body communication method using multi-carrier modulation method | Chang Hee Hyoung, Jung Hwan Hwang, Duck-Gun Park, Jin Kyung Kim, Jin-Bong Sung | 2012-04-24 |
| 8054159 | Communication apparatus having human body contact sensing function and method thereof | Chang Hee Hyoung, Jin-Bong Sung, Jung Hwan Hwang, Duck-Gun Park, Jin Kyung Kim | 2011-11-08 |
| 8049553 | High-voltage CMOS charge pump | Sung Eun Kim, Jin Kyung Kim, Chang Hee Hyoung | 2011-11-01 |
| 7971633 | Loop type micro heat transport device | Seok-Hwan MOON, Gunn Hwang, Chang Auck Choi | 2011-07-05 |
| 7961061 | Apparatus and method for modulation and demodulation using frequency selective baseband | In Gi Lim, Hyung II Park, Tae-Wook Kang, Chang Hee Hyoung, Jung Hwan Hwang +7 more | 2011-06-14 |
| 7728395 | Micro-mechanical structure and method for manufacturing the same | Woo Seok Yang, Youn Tae Kim | 2010-06-01 |
| 7679186 | Piezolectric micro electro-mechanical system switch, array of the switches, and method of fabricating the same | Sung Hae Jung, Myung Lae Lee | 2010-03-16 |
| 7668122 | Communication apparatus using a transmission medium and method for the same | Jin-Bong Sung | 2010-02-23 |
| 7585113 | Micro-electro mechanical systems switch and method of fabricating the same | Jae Woo Lee, Chang Han Je | 2009-09-08 |
| 7546677 | Method for fabricating a micro-electromechanical system switch | Jae Woo Lee, Chang Han Je | 2009-06-16 |
| 7373717 | Method of manufacturing a self-sustaining center-anchor microelectromechanical switch | Jae Woo Lee, Youn Tae Kim | 2008-05-20 |
| 7283025 | Micro-electromechanical systems switch and method of fabricating the same | Jae Woo Lee, Chang Han Je | 2007-10-16 |
| 7170374 | Self-sustaining center-anchor microelectromechanical switch and method of manufacturing the same | Jae Woo Lee, Youn Tae Kim | 2007-01-30 |
| 7171177 | Communication apparatus and method using human body as medium | Duck-Gun Park, Chang Auck Choi | 2007-01-30 |
| 7142829 | Dual antenna diversity transmitter and system with improved power amplifier efficiency | Jin-Bong Sung, Chang Hee Hyoung, Jung Hwan Hwang, Yun-Tae Kim | 2006-11-28 |
| 6992637 | Slot antenna having slots formed on both sides of dielectric substrate | Jung Hwan Hwang, Sung Hae Jung, Woo Seok Yang, Jae Woo Lee, Yun-Tae Kim | 2006-01-31 |
| 6985049 | Switched coupler type digital phase shifter using quadrature generator | Chang Hee Hyoung, Yun-Tae Kim | 2006-01-10 |
| 6977554 | Variable gain amplifier for high frequency band using microstrip hybrid | Jin-Bong Sung, Yun-Tae Kim | 2005-12-20 |
| 6963117 | Microelectromechanical device using resistive electromechanical contact | Woo Seok Yang, Sung Hae Jung, Yun-Tae Kim | 2005-11-08 |
| 6867467 | Capacitive micro-electro-mechanical switch and method of manufacturing the same | Woo Seok Yang, Yun-Tae Kim, Sung Hae Jung | 2005-03-15 |
| 6750742 | Radio frequency device using micro-electronic-mechanical system technology | Sung Hae Jung, Woo Seok Yang, Yun-Tae Kim | 2004-06-15 |
| 6539216 | Microwave frequency converting receiver | Eung Oh, Min Gun Kim, Jae Jin Lee | 2003-03-25 |
| 5953580 | Method of manufacturing a vacuum device | Jin Ho Lee, Kyoung Ik Cho, Hyung-Joun Yoo | 1999-09-14 |
| 5869842 | Mux and demux circuits using photo gate transistor | Jin Ho Lee | 1999-02-09 |